portal strut
Engineering
noun
A horizontal member rigidly joining the tops of two uprights, especially in a portal frame.
Origin
Late 19th century.
- carbon sink
- carbon skeleton
- carbon star
- carbon steel
- carbon suboxide
- carbon tax
- carbon tet
- carbon tetrachloride
- carbon tissue
- carbon trading
- carbon transmitter
- carbonyl
- carbonylation
- carbonyl chloride
- carbon–14 date
- carbon–14 dating
- car boot
- car-booter
- car boot sale
- carborane
- carborundum
- carbostyril
- car-bound
- carbowax
- carboxy